TI

Takashi Ishida

Sumitomo Electric Industries: 3 patents #122 of 1,892Top 7%
Yamaha: 1 patents #37 of 162Top 25%
Overall (1994): #4,374 of 165,921Top 3%
4
Patents 1994

Issued Patents 1994

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
5375111 Optical information recording medium, and audio and video information recording method Shunji Ohara, Tadashige Furutani 1994-12-20
5351225 Optical recording and reproducing apparatus having a plurality of light spots Shunji O'Hara, Kenzo Ishibashi, Toshio Satoh 1994-09-27
5331620 Recording method and recording apparatus for optical disk Shunji O'Hara, Kenzo Ishibashi, Tadashige Furutani 1994-07-19
5313012 Automatic performance apparatus for musical instrument with improved editing 1994-05-17